Apparatus and method for use of large liquid crystal display with small driver
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United States of America Patent
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-
N/A
Issued Date -
Oct 19, 2006
app pub date -
Apr 15, 2005
filing date -
Apr 15, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A liquid crystal display driver has N common drive lines and M segment drive lines. A liquid crystal display has M segment driver leads and N times P common drive leads, P being at least two. P multiplexers are provided, each external to the liquid crystal display driver. Each of the M segment driver lines is connected with a respective one of the M segment drive leads. Each multiplexer comprising N switches, each switch defining a normally-open contact, a normally-closed contact, and a common contact. Each of the switches is connected by its common contact with a respective one of the common drive leads of the liquid crystal display. Each of the switches is connected by its normally-closed contact with a cancel signal. The N switches of each multiplexer are each connected with a respective one of the N common drive lines of the liquid crystal display driver.
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